3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo($x) { var_dump($x); var_dump($x()); return $x === $x(); } var_dump(foo(call_user_func(function(){})));

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0150.00018.30
8.3.50.0060.01216.50
8.3.40.0150.00018.71
8.3.30.0040.01118.57
8.3.20.0040.00420.20
8.3.10.0080.00023.48
8.3.00.0000.00819.69
8.2.180.0070.01116.74
8.2.170.0120.00322.96
8.2.160.0000.01420.53
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0050.00226.16
8.2.120.0040.00419.38
8.2.110.0080.00022.20
8.2.100.0080.00417.91
8.2.90.0030.00617.91
8.2.80.0030.00619.24
8.2.70.0060.00317.80
8.2.60.0070.00017.93
8.2.50.0040.00418.10
8.2.40.0050.00322.14
8.2.30.0080.00019.31
8.2.20.0040.00418.16
8.2.10.0000.00817.93
8.2.00.0040.00418.15
8.1.280.0140.00725.92
8.1.270.0040.00423.88
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0080.00022.14
8.1.230.0080.00320.98
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0050.00317.35
8.1.190.0080.00017.00
8.1.180.0040.00418.10
8.1.170.0040.00418.70
8.1.160.0000.00718.94
8.1.150.0050.00320.18
8.1.140.0040.00417.57
8.1.130.0030.00318.98
8.1.120.0040.00417.36
8.1.110.0050.00517.29
8.1.100.0060.00317.40
8.1.90.0040.00417.42
8.1.80.0000.00817.42
8.1.70.0000.00717.30
8.1.60.0030.00517.50
8.1.50.0040.00417.48
8.1.40.0000.00917.44
8.1.30.0000.01217.53
8.1.20.0040.00417.63
8.1.10.0000.00717.41
8.1.00.0070.00317.45
8.0.300.0040.00420.08
8.0.290.0040.00416.75
8.0.280.0030.00318.38
8.0.270.0040.00417.22
8.0.260.0040.00416.81
8.0.250.0060.00016.99
8.0.240.0050.00316.90
8.0.230.0000.00716.87
8.0.220.0040.00416.90
8.0.210.0030.00416.89
8.0.200.0030.00317.07
8.0.190.0000.00716.98
8.0.180.0040.00416.96
8.0.170.0080.00016.94
8.0.160.0070.00016.91
8.0.150.0020.00516.96
8.0.140.0070.00016.92
8.0.130.0030.00313.42
8.0.120.0040.00416.81
8.0.110.0000.00816.96
8.0.100.0000.00716.93
8.0.90.0040.00416.78
8.0.80.0060.00916.86
8.0.70.0040.00416.85
8.0.60.0040.00416.83
8.0.50.0000.00816.82
8.0.30.0120.00717.25
8.0.20.0120.00917.40
8.0.10.0040.00416.91
8.0.00.0090.00816.78
7.4.330.0020.00215.55
7.4.320.0000.00716.53
7.4.300.0030.00316.51
7.4.290.0000.00716.64
7.4.280.0030.00516.44
7.4.270.0000.00716.59
7.4.260.0000.00716.44
7.4.250.0090.00016.46
7.4.240.0040.00416.48
7.4.230.0070.00016.50
7.4.220.0040.00416.66
7.4.210.0090.00816.63
7.4.200.0070.00016.58
7.4.160.0090.00916.51
7.4.150.0070.01017.40
7.4.140.0080.01017.86
7.4.130.0160.00316.61
7.4.120.0110.00816.49
7.4.110.0110.00616.45
7.4.100.0100.00616.51
7.4.90.0130.00416.51
7.4.80.0030.01719.39
7.4.70.0120.00616.56
7.4.60.0080.00816.62
7.4.50.0070.00716.69
7.4.40.0110.00516.50
7.4.00.0110.00714.97
7.3.330.0000.00513.25
7.3.320.0000.00513.13
7.3.310.0030.00316.29
7.3.300.0040.00416.40
7.3.290.0090.00616.31
7.3.280.0080.00816.27
7.3.270.0130.00717.40
7.3.260.0090.00916.30
7.3.240.0110.00616.50
7.3.230.0090.00816.41
7.3.210.0060.01016.52
7.3.200.0120.00816.23
7.3.190.0120.00316.52
7.3.180.0090.01216.32
7.3.170.0070.01016.39
7.3.160.0220.00016.57
7.2.330.0170.00016.60
7.2.320.0080.01116.70
7.2.310.0060.01816.47
7.2.300.0110.01116.56
7.2.290.0070.01016.42
7.2.60.0060.00616.95
7.2.20.0090.01419.77
7.2.10.0080.01419.77
7.2.00.0090.01419.86
7.1.200.0030.00315.56
7.1.140.0090.01218.74
7.1.130.0130.00918.48
7.1.120.0070.01518.90
7.1.110.0080.01317.96
7.1.100.0090.01218.14
7.1.90.0050.01118.21
7.1.80.0080.01318.13
7.1.70.0080.01117.04
7.1.60.0230.01334.86
7.1.50.0210.01334.73
7.1.40.0280.01834.29
7.1.30.0240.01134.61
7.1.20.0200.01634.56
7.1.10.0040.01616.46
7.1.00.0060.01216.66

preferences:
55.12 ms | 401 KiB | 5 Q